38 		frontBuffer = 0;  in FrameBufferDD()
72 		if(frontBuffer)  in createSurfaces()
74 			frontBuffer->Release();  in createSurfaces()
75 			frontBuffer = 0;  in createSurfaces()
85 			directDraw->CreateSurface(&surfaceDescription, &frontBuffer, 0);  in createSurfaces()
87 			if(frontBuffer)  in createSurfaces()
91 				frontBuffer->GetAttachedSurface(&surfaceCapabilties, &backBuffer);  in createSurfaces()
104 			long result = directDraw->CreateSurface(&ddsd, &frontBuffer, 0);  in createSurfaces()
130 				frontBuffer->SetClipper(clipper);  in createSurfaces()
138 		if(!frontBuffer || !backBuffer)  in readySurfaces()
143 		if(frontBuffer && backBuffer)  in readySurfaces()
145 			if(frontBuffer->IsLost() || backBuffer->IsLost())  in readySurfaces()
150 			if(frontBuffer && backBuffer)  in readySurfaces()
152 				if(!frontBuffer->IsLost() && !backBuffer->IsLost())  in readySurfaces()
166 			if(frontBuffer)  in updateClipper()
171 				frontBuffer->GetClipper(&clipper);  in updateClipper()
180 		long result1 = frontBuffer->Restore();  in restoreSurfaces()
268 				result = frontBuffer->Blt(&bounds, backBuffer, 0, DDBLT_WAIT, 0);  in flip()
272 				result = frontBuffer->Flip(0, DDFLIP_NOVSYNC);  in flip()
312 			long result = frontBuffer->Blt(&dRect, backBuffer, (LPRECT)sourceRect, DDBLT_WAIT, 0);  in blit()
349 		long result = frontBuffer->Lock(0, &DDSD, DDLOCK_WAIT, 0);  in screenshot()
367 			frontBuffer->Unlock(0);  in screenshot()
375 		if(frontBuffer)  in setGammaRamp()
377 			frontBuffer->QueryInterface(IID_IDirectDrawGammaControl, (void**)&gammaControl);  in setGammaRamp()
392 		if(frontBuffer)  in getGammaRamp()
394 			frontBuffer->QueryInterface(IID_IDirectDrawGammaControl, (void**)&gammaControl);  in getGammaRamp()
497 		if(frontBuffer)  in releaseAll()
499 			frontBuffer->Release();  in releaseAll()
500 			frontBuffer = 0;  in releaseAll()